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NYT > Science


The Energy Rush: Shell Arctic Ocean Drilling Stands to Open New Oil Frontier Despite lively opposition, Shell will start testing wells in northern Alaska, in a moment of major promise and considerable danger. Observatory: Butterfly Species Expands Range With Climate Change The brown argus butterfly in England has spread northward as the warmer climate allows its caterpillars to feed off a new host plant, wild geraniums, researchers say. Private Supply Ship Flies by Space Station in Test The world's first private supply ship flew tantalizingly close to the International Space Station on Thursday, acing a critical test in advance of the actual docking. Dam Limits Loosened to Feed Grand Canyon The Interior Department will allow periodic flow increases at the Glen Canyon Dam to help the Colorado River replenish sediment in downstream ecosystems. Big Day for Elon Musk, a Space Entrepreneur Who Promises More The launch of the rocket ship built by his company, SpaceX, is the latest achievement by Elon Musk. National Briefing \| Midwest: Indiana: In Deal, BP Will Install Pollution Controls at Oil Refinery The deal ends years of opposition that might have left BP unable to use $4 billion worth of new processing units being installed at Whiting that will allow it to run Canadian tar sands crude as early as next year. ?Sleep No More,? Enhanced by MIT Media Lab A test drive of the MIT Media Lab?s electronic enhancements to the site-specific theater piece ?Sleep No More.? American Scientists Fear Losing Edge in Physics With budgetary constraints on space missions, American physicists are taking the back seat in areas like dark energy in which they have been pioneers. Side Effects: Dogs? Genetic Roots Remain Obscure Little about the origins of dogs is agreed upon, beyond that they descended from wolves, and genetic research has not provided much insight. Big Data Troves Stay Forbidden to Social Scientists Huge repositories of data collected by Internet companies are not accessible to scientists, leading some to complain that studies based on these data can?t be peer-reviewed. Books on Science: ?Free Radicals? - Book Review - Rebels Who Set Science Aglow Some scientists who had an unwavering belief in the truth of their ideas also had no compunction about breaking the rules to prove it. Relics With Much to Tell About Bird Diets May Be Lost Fifteen glass jars of specimens and 230,000 notecards are all that remain of a far-reaching study of birds by the Agriculture Department at the turn of the 20th century. Even these appear doomed. Books on Science: ?How to Teach Relativity to Your Dog?- Book Review - Raise a Paw if You Understand Einstein Chad Orzel continues to amuse and enlighten in the follow-up to his book ?How to Teach Physics to Your Dog.? Green Blog: On the Horizon, a Northern Lights Extravaganza A photographer creates a stop-motion video to drum up interest in the so-called "solar maximum," a peak in solar activity expected next year. Tailoring Treatments for Alcoholics Some addiction experts envision a near future in which patients will be able to choose a drug that best suits them, and couple it with therapy and other tools to achieve long-term recovery. A Long View on Health Care: Think Like an Investor A conversation with the economist Dana Goldman, who believes that prevention should drive health care reimbursement. Direct Primary Care Providers Lower Cost of Concierge Services Direct primary care providers, which were once most associated with concierge health services for the rich, are reaching out to small businesses and the working class. Well: New Data on Harms of Prostate Cancer Screening In a controversial finding, a government task force concluded that the harms of the simple blood test far outweigh any potential benefit. Well: Sleep Apnea Tied to Increased Cancer Risk Two new studies associate a common disorder of sleep that causes pauses in breathing with a higher risk of cancer. Art Review: Tom Sachs, ?Space Program: Mars,? at Park Avenue Armory ?Space Program: Mars,? an exhibition at the Park Avenue Armory by the sculptor Tom Sachs, includes a 23-foot-tall plywood version of the Apollo Lunar Module. Scientist at Work Blog: In the Kipuka, Birds Take Shelter Researchers travel to Hawaii to study how forest fragmentation caused by a series of 19th-century volcanic eruptions has shaped native bird communities. Scientist at Work Blog: More to Learn About Dolphin Whistles Conversations with dolphin researchers in Sarasota Bay, Fla., reveal fundamental questions about signature whistles. Scientist at Work Blog: Don't Feed Wild Dolphins (Even if They Beg) Human feeding of wild dolphins brings them into contact with anglers and their gear, and leads to increases in serious dolphin injuries and deaths. Scientist at Work Blog: Whistle Recognition in Bottlenose Dolphins Researchers in Sarasota Bay, Fla., test whether dolphins' heart rates change when they hear different signature whistles. Green Blog: Tracking the Travels of Young Bluefin Tuna Tags that transmit data reveal that bluefin tuna do not necessarily return to their birthplaces to spawn. Green Blog: On Our Radar: BP to Tame Refinery Flares Federal regulators cited the company for repeatedly exceeding emissions limits on refinery flares that release harmful chemicals during malfunctions. Green Blog: A Pact on New York Watershed Discharges New York officials say they have negotiated an agreement to alleviate muddy discharges in the Catskills that have angered Ulster County residents. Q & A: Why Are Chimps Stronger Than Humans? Scientists have yet to determine a clear answer, but one recent study points to differences in musculature, another to differences in the nervous system. Observatory: Fertilization in Flowers Marked by Expert Precision A study of a flowering plant, Arabidopsis, shows that once a pollen tube successfully fertilizes an ovule, all other pollen tubes are repelled, increasing the chance of each ovule being fertilized. Observatory: Seal Tagging Yields Huge Set of Data in Northeastern Pacific Tagging has yielded an enormous amount of information about feeding, migration and birth patterns of female elephant seals off the Northern California coast. Observatory: Deep-Sea Microbes That Barely Breathe The microbes, found in the Pacific Ocean in deposits untouched since before dinosaurs went extinct, use an infinitesimal amount of oxygen, a study shows. Personal Health: A Richer Life by Seeing the Glass Half Full How to define optimism, put it into practice and enjoy its benefits. Really?: Never Brush Your Teeth Immediately After a Meal Research shows that brushing too soon after meals and drinks, especially those that are acidic, can do more harm than good. Dot Earth Blog: Brazil's New Leader Mulls Country's Forest Protections Brazil's new leader faces a decision on forests laws that could have a huge impact on the Amazon. Wordplay Blog: Numberplay: Meeting Times When do a clock's hands meet? Letters: Losing More to Gain More (1 Letter) Letter to the editor. Letters: Sperm Donors and Disease (3 Letters) Letters to the editor.

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